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Goldman Sachs Financial Square Treasury Solutions Fund Average Annual Total Returns - Capital Shares [Member] - Capital Shares
12 Months Ended 60 Months Ended 120 Months Ended
Nov. 30, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Prospectus [Line Items]        
Average Annual Return, Percent   3.99% 3.04% 1.95%
Performance Inception Date Aug. 12, 2002